Tryptophan scanning mutagenesis in the TM3 domain of the Torpedo californica acetylcholine receptor beta subunit reveals an alpha-helical structure.
Santiago J, Guzm?n GR, Torruellas K, Rojas LV, Lasalde-Dominicci JA. Tryptophan scanning mutagenesis in the TM3 domain of the Torpedo californica acetylcholine receptor beta subunit reveals an alpha-helical structure. Biochemistry. 2004 Aug 10; 43(31):10064-70.